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934ab3036e
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52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/* Spa */
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/* SPDX-FileCopyrightText: Copyright © 2022 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include <string.h>
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#include <stdio.h>
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#include <spa/utils/defs.h>
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struct peaks {
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uint32_t cpu_flags;
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const char *func_name;
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struct spa_log *log;
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uint32_t flags;
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void (*min_max) (struct peaks *peaks, const float * SPA_RESTRICT src,
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uint32_t n_samples, float *min, float *max);
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float (*abs_max) (struct peaks *peaks, const float * SPA_RESTRICT src,
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uint32_t n_samples, float max);
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void (*free) (struct peaks *peaks);
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};
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int peaks_init(struct peaks *peaks);
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#define peaks_min_max(peaks,...) (peaks)->min_max(peaks, __VA_ARGS__)
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#define peaks_abs_max(peaks,...) (peaks)->abs_max(peaks, __VA_ARGS__)
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#define peaks_free(peaks) (peaks)->free(peaks)
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#define DEFINE_MIN_MAX_FUNCTION(arch) \
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void peaks_min_max_##arch(struct peaks *peaks, \
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const float * SPA_RESTRICT src, \
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uint32_t n_samples, float *min, float *max);
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#define DEFINE_ABS_MAX_FUNCTION(arch) \
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float peaks_abs_max_##arch(struct peaks *peaks, \
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const float * SPA_RESTRICT src, \
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uint32_t n_samples, float max);
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#define PEAKS_OPS_MAX_ALIGN 16
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DEFINE_MIN_MAX_FUNCTION(c);
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DEFINE_ABS_MAX_FUNCTION(c);
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#if defined (HAVE_SSE)
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DEFINE_MIN_MAX_FUNCTION(sse);
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DEFINE_ABS_MAX_FUNCTION(sse);
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#endif
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#undef DEFINE_FUNCTION
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